{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-19T00:30:34.774906+00:00","duration_seconds":2.079854,"id":1844111,"input_summary":"chars=673 node=683210","metadata":{"llm_candidates":[{"callsign":"KO4LLU","confidence":0.78},{"callsign":"KF5S","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KO4LLU,KF5S","recording_id":175544,"started_at":"2026-07-19T00:30:32.695052+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170761}